Pollen from a Pistia: Hayfever occurs because plants need to transfer pollen by wind and insect to fertilization and reproduce.
水浮莲花粉：发生花粉热是因为植物需要通过风或昆虫传递花粉进行受精繁殖。
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The damage of aquatic plant Spirogyra sp. and Pistia stratiotes L. from anion surfactant LAS and nonionic surfactant AE was studied with transmission electron microscopy.